CN213237970U

CN213237970U - High-temperature solid waste heat recovery device of condensing boiler

Info

Publication number: CN213237970U
Application number: CN202021827262.2U
Authority: CN
Inventors: 黄建涛; 陈静; 陈雨
Original assignee: Shandong Yutao Thermal Energy Technology Co ltd
Current assignee: Shandong Yutao Thermal Energy Technology Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-05-18
Anticipated expiration: 2030-08-27

Abstract

The utility model discloses a high-temperature solid waste heat recovery device of a condensing boiler, which relates to the technical field of boilers and comprises a boiler body, wherein a burner is fixedly arranged on the outer wall at the top end of the boiler body, the lower surface of the burner is fixedly connected with a burning end, a furnace is arranged outside the burning end, smoke exhaust pipes are fixedly connected with both sides of the burner, a heat insulation shell is fixedly arranged on both sides of the outer wall of the boiler body, an absorption tower is fixedly connected with both sides of the outer wall of the heat insulation shell, a baffle is fixedly arranged on the inner wall of the absorption tower, a drainage plate positioned above the baffle is fixedly arranged on the inner wall of the absorption tower, a mounting plate positioned above the drainage plate is fixedly arranged on the inner wall of the absorption tower, cold water in a water inlet pipe is preheated in the boiler body through the smoke exhaust pipe, so that the initial water temperature in the boiler body is, the utilization of the fuel gas is improved, partial fuel gas is saved, and the high-temperature flue gas can be cooled.

Description

High-temperature solid waste heat recovery device of condensing boiler

Technical Field

The utility model relates to a boiler technical field especially relates to a condensation boiler high temperature solid waste heat recovery device.

Background

The boiler is an energy conversion device, the energy input to the boiler comprises chemical energy and electric energy in fuel, and the boiler outputs steam, high-temperature water or an organic heat carrier with certain heat energy.

The current boiler can produce a large amount of flue gases in the use, directly discharge into the atmosphere after generally with its innocent treatment, can not obtain fine utilization along with a large amount of heats in the flue gas, the energy waste has been caused, moreover, the temperature in the boiler intake pipe is lower, heat the water in the water storage chamber through the burning of gas in the boiler, then need consume a large amount of gas, use cost is improved, secondly, the boiler contains the smoke and dust that its fuel burning produced in process of production, directly discharge to the air during the flue gas of sulfur dioxide and carbon dioxide etc., harm has all been caused to environment and human body, need handle the sulfur dioxide in the flue gas.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a high-temperature solid waste heat recovery device of a condensing boiler.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a high-temperature solid waste heat recovery device of a condensing boiler comprises a boiler body, wherein a burner is fixedly arranged on the outer wall of the top end of the boiler body, a combustion end is fixedly connected to the lower surface of the burner, a furnace pipe is arranged on the outer side of the combustion end, smoke exhaust pipes are fixedly connected to the two sides of the burner, a heat insulation shell is fixedly arranged on the two sides of the outer wall of the boiler body, an absorption tower is fixedly connected to the two sides of the outer wall of the heat insulation shell, a baffle is fixedly arranged on the inner wall of the absorption tower, a drainage plate positioned above the baffle is fixedly arranged on the inner wall of the absorption tower, a mounting plate positioned above the drainage plate is fixedly arranged on the inner wall of the absorption tower, an atomizing spray head is fixedly arranged at the bottom end of the mounting plate, a collecting box is fixedly connected to the side wall of the bottom of the absorption tower, a base, the bottom of lime stone liquid bucket leads to pipe fixedly connected with water pump, the output of water pump leads to pipe and is linked together with atomizer, the bottom outer wall fixedly connected with inlet tube of boiler body, boiler body top outer wall fixedly connected with drain pipe.

Preferably, the furnace pipe penetrates through and extends to the interior of the boiler body, and the top end of the furnace pipe is fixedly connected with the outer wall of the bottom end of the burner.

Preferably, the top end of the water inlet pipe penetrates through and extends to the outside of the top end of the heat-insulating shell, the bottom end of the smoke exhaust pipe penetrates through the water inlet pipe and extends to the bottom of the absorption tower, and the smoke exhaust pipe inside the water inlet pipe is in a threaded shape.

Preferably, the baffle is arranged in an outward inclined mode, and a plurality of through holes are formed in the upper surface of the baffle.

Preferably, the outer wall of the absorption tower is provided with a discharge hole positioned at the inclined end of the baffle, and the absorption tower is communicated with the collecting box through the discharge hole.

Preferably, the top end of the absorption tower is provided with a smoke exhaust port.

The utility model has the advantages that:

1. the utility model discloses in, through discharging the high temperature flue gas of tub emission, the high temperature flue gas is conducted the heat to tub of discharging fume, preheats this internally at the entering boiler through tub cold water in to the inlet pipe of discharging fume, makes this internal initial temperature of entering boiler higher, improves the utilization to the gas, has saved partial gas, can also be to the cooling of high temperature flue gas.

2. The utility model discloses in, the bottom exhaust flue gas of the pipe of discharging fume gets into in the absorption tower, start water pump, the water pump is taken out the inside limestone liquid of limestone liquid bucket through the water pipe, in the atomizer spills into the absorption tower through the atomizer at water piping connection, limestone liquid reacts with the flue gas contact this moment, SO2+ Ca (OH)2= CaSO3 (solid) + H2O (liquid), generate corresponding calcium sulfite and water, the collecting box is gone into along the baffle to the solid product after the generation, accomplish the desulfurization to gas, avoid all having caused harm to environment and human body.

Drawings

Fig. 1 is the structural schematic diagram of the high-temperature solid waste heat recovery device of the condensing boiler of the present invention.

Fig. 2 is the structural schematic diagram of the heat preservation shell, the smoke exhaust pipe and the absorption tower of the high-temperature solid waste heat recovery device of the condensing boiler of the utility model.

Fig. 3 is a front view of the high-temperature solid waste heat recovery device of the condensing boiler of the present invention.

Reference numbers in the figures: 1. a boiler body; 2. a combustion engine; 3. a furnace pipe; 4. a combustion end; 5. a heat-insulating shell; 6. a smoke exhaust pipe; 7. a water inlet pipe; 8. an absorption tower; 9. a collection box; 10. a baffle plate; 11. a drainage plate; 12. a base; 13. an atomizing spray head; 14. mounting a plate; 15. a water pump; 16. a limestone liquid barrel; 17. and a water discharge pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a high-temperature solid waste heat recovery device of a condensing boiler comprises a boiler body 1, a burner 2 is fixedly installed on the outer wall of the top end of the boiler body 1, a burning end 4 is fixedly connected to the lower surface of the burner 2, a furnace 3 is arranged on the outer side of the burning end 4, smoke exhaust pipes 6 are fixedly connected to both sides of the burner 2, heat insulation shells 5 are fixedly installed on both sides of the outer wall of the boiler body 1, absorption towers 8 are fixedly connected to both sides of the outer wall of the heat insulation shells 5, baffles 10 are fixedly installed on the inner wall of the absorption towers 8, drainage plates 11 positioned above the baffles 10 are fixedly installed on the inner wall of the absorption towers 8, a mounting plate 14 positioned above the drainage plates 11 is fixedly installed on the inner wall of the absorption towers 8, atomizing nozzles 13 are fixedly installed on the bottom ends of the mounting plate 14, a collecting box 9 is fixedly connected to, the last fixed surface of base 12 installs limestone liquid bucket 16, and limestone liquid bucket 16's bottom leads to pipe fixedly connected with water pump 15, and water pump 15's output leads to pipe and atomizer 13 to be linked together, and boiler body 1's bottom outer wall fixedly connected with inlet tube 7, boiler body 1 top outer wall fixedly connected with drain pipe 17.

Stove courage 3 runs through and extends to boiler body 1's inside, stove courage 3's top and combustor 2's bottom outer wall fixed connection, the top of inlet tube 7 runs through and extends to the top of lagging casing 5 outside, the bottom of discharging fume pipe 6 runs through inlet tube 7 and extends to the bottom of absorption tower 8, the pipe 6 of discharging fume of inlet tube 7 inside is the screw thread form, baffle 10 sets up to the lateral tilt, a plurality of through-holes have been seted up to the upper surface of baffle 10, the bin outlet that is located baffle 10 slope end is seted up to the outer wall of absorption tower 8, absorption tower 8 is linked together through the bin outlet with collecting box 9, the smoke vent has been seted up on the top of absorption tower 8.

The working principle is as follows:

the utility model discloses during the use, start combustor 2, combustor 2's burning end 4 burns in the inside of furnace 3, heat the water in the boiler body 1, cold water gets into in the boiler body 1 from inlet tube 7 respectively, combustor 2 discharges high temperature flue gas through exhaust pipe 6, high temperature flue gas conducts the heat to exhaust pipe 6, preheat the cold water in inlet tube 7 through exhaust pipe 6 in getting into boiler body 1, make the initial temperature that gets into in boiler body 1 higher, improve the utilization to the gas, saved partial gas, can also be to the cooling of high temperature flue gas;

flue gas discharged from the bottom end of the smoke exhaust pipe 6 enters the absorption tower 8, the water pump 15 is started, the water pump 15 pumps out limestone liquid inside the limestone liquid barrel 16 through a water pipe, the limestone liquid is sprayed into the absorption tower 8 through the atomizing nozzle 13 after being connected with the atomizing nozzle 13 through the water pipe, at the moment, the limestone liquid is in contact with the flue gas to react, SO2+ Ca (OH)2= CaSO3 (solid) + H2O (liquid), corresponding calcium sulfite and water are generated, generated solid products enter the collection box 9 along the baffle 10, the desulfuration of the gas is completed, and the harm to the environment and human bodies is avoided.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The high-temperature solid waste heat recovery device of the condensing boiler comprises a boiler body (1) and is characterized in that a burner (2) is fixedly mounted on the outer wall of the top end of the boiler body (1), a combustion end (4) is fixedly connected to the lower surface of the burner (2), a furnace pipe (3) is arranged on the outer side of the combustion end (4), smoke exhaust pipes (6) are fixedly connected to the two sides of the burner (2), a heat insulation shell (5) is fixedly mounted on the two sides of the outer wall of the boiler body (1), an absorption tower (8) is fixedly connected to the two sides of the outer wall of the heat insulation shell (5), a baffle (10) is fixedly mounted on the inner wall of the absorption tower (8), a drainage plate (11) positioned above the baffle (10) is fixedly mounted on the inner wall of the absorption tower (8), a mounting plate (14) positioned above the drainage plate (11) is fixedly mounted on the inner wall of the, the utility model discloses a boiler, including mounting panel (14), the bottom fixed surface of absorption tower (8), the bottom lateral wall fixedly connected with collecting box (9) of mounting panel (14) has atomizer (13), the middle part lateral wall fixedly connected with base (12) of absorption tower (8), the last fixed surface of base (12) installs limestone liquid bucket (16), the bottom of limestone liquid bucket (16) leads to pipe fixedly connected with water pump (15), the output of water pump (15) leads to pipe and atomizer (13) are linked together, the bottom outer wall fixedly connected with inlet tube (7) of boiler body (1), boiler body (1) top outer wall fixedly connected with drain pipe (17).

2. The high-temperature solid waste heat recovery device of the condensing boiler according to claim 1, characterized in that the furnace (3) penetrates and extends to the inside of the boiler body (1), and the top end of the furnace (3) is fixedly connected with the outer wall of the bottom end of the burner (2).

3. The high-temperature solid waste heat recovery device of the condensing boiler according to claim 1, wherein the top end of the water inlet pipe (7) penetrates and extends to the outside of the top end of the heat-insulating shell (5), the bottom end of the smoke exhaust pipe (6) penetrates through the water inlet pipe (7) and extends to the bottom of the absorption tower (8), and the smoke exhaust pipe (6) inside the water inlet pipe (7) is threaded.

4. The high-temperature solid waste heat recovery device of the condensing boiler according to claim 1, wherein the baffle (10) is disposed to be inclined to the outside, and a plurality of through holes are opened on the upper surface of the baffle (10).

5. The device for recovering the high-temperature solid waste heat of the condensation boiler according to the claim 1, characterized in that the outer wall of the absorption tower (8) is provided with a discharge opening at the inclined end of the baffle (10), and the absorption tower (8) is communicated with the collection box (9) through the discharge opening.

6. The device for recovering the high-temperature solid waste heat of the condensing boiler according to the claim 1, wherein the top end of the absorption tower (8) is provided with a smoke outlet.